; RUN: llc -O0 -global-isel -stop-after=irtranslator -verify-machineinstrs %s -o - | FileCheck %s
; RUN: llc -O0 -fast-isel -stop-after=finalize-isel %s -o - | FileCheck %s
; RUN: llc -O0 -fast-isel=false -global-isel=false -stop-after=finalize-isel %s -o - | FileCheck %s

; CHECK: void @foo
; CHECK-NEXT: dbg.declare(metadata {{.*}}, metadata ![[VAR:.*]], metadata !DIExpression([[EXPR:.*]])), !dbg ![[LOC:.*]]
; CHECK: entry_values:
; CHECK-NEXT: entry-value-register: '$x22', debug-info-variable: '![[VAR]]', debug-info-expression: '!DIExpression([[EXPR]], DW_OP_deref)',
; CHECK-NEXT:   debug-info-location: '![[LOC]]
; CHECK-NEXT: entry-value-register: '$x22', debug-info-variable: '![[VAR]]', debug-info-expression: '!DIExpression([[EXPR]], DW_OP_deref)'
; CHECK-NEXT:   debug-info-location: '![[LOC]]

; CHECK-NOT: DBG_VALUE

target triple="aarch64--"

define void @foo(ptr %unused_arg, ptr swiftasync %async_arg) !dbg !6 {
  call void @llvm.dbg.declare(metadata ptr %async_arg, metadata !12, metadata !DIExpression(DW_OP_LLVM_entry_value, 1)), !dbg !14
  call void @llvm.dbg.declare(metadata ptr %async_arg, metadata !12, metadata !DIExpression(DW_OP_LLVM_entry_value, 1)), !dbg !14
  call void @consume(ptr %async_arg)
  ret void, !dbg !15
}

declare void @llvm.dbg.declare(metadata, metadata, metadata)
declare void @consume(ptr %ptr)

!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!3, !4}

!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug)
!1 = !DIFile(filename: "x.c", directory: "/")
!3 = !{i32 2, !"Dwarf Version", i32 4}
!4 = !{i32 2, !"Debug Info Version", i32 3}
!6 = distinct !DISubprogram(name: "f", scope: !1, file: !1, line: 1, type: !7, isLocal: false, isDefinition: true, scopeLine: 1, unit: !0)
!7 = !DISubroutineType(types: !8)
!8 = !{null, !9, !9, !9}
!9 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !10, size: 64)
!10 = !DIDerivedType(tag: DW_TAG_const_type, baseType: !11)
!11 = !DIBasicType(name: "char", size: 8, encoding: DW_ATE_signed_char)
!12 = !DILocalVariable(name: "a", scope: !6, file: !1, line: 1, type: !9)
!14 = !DILocation(line: 1, column: 29, scope: !6)
!15 = !DILocation(line: 1, column: 37, scope: !6)
